IBM ThinkPad 701 Series

Rear View
▌1▐ Telephony Jack
▌2▐ Microphone/Line-In Jack
▌3▐ Headphone Jack
▌4▐ Power Switch
▌5▐ Power Jack
▌6▐ Serial Connector
▌7▐ Parallel Connector
▌8▐ External-Display Connector
▌9▐ Reset Switch
▌10▐ Rear Infrared Port
▌11▐ System Expansion Connector
A multimedia portable expansion unit, port
replicator, or port replicator with PCMCIA can be
connected to this interface to support the following
features.
 16-bit AT-bus interface
 Serial port
 Parallel port
 Keyboard and mouse
 HDD connection
 LED control signals
 Visual signals
 Audio signals
 FDD signals
 PCMCIA signals
 Power controls
 Power line
ThinkPad 755CE, 755CSE, 755CV, 755CX (9545) 459